Base | Representation |
---|---|
bin | 11101010000000… |
… | …11011100111111 |
3 | 122002201122100111 |
4 | 32220003130333 |
5 | 1000304142202 |
6 | 40203210451 |
7 | 6036463201 |
oct | 1650033477 |
9 | 562648314 |
10 | 245380927 |
11 | 116569360 |
12 | 6a216a27 |
13 | 3bab611c |
14 | 24836771 |
15 | 168206d7 |
hex | ea0373f |
245380927 has 4 divisors (see below), whose sum is σ = 267688296. Its totient is φ = 223073560.
The previous prime is 245380913. The next prime is 245380931. The reversal of 245380927 is 729083542.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 245380927 - 211 = 245378879 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 245380927.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245380987) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11153668 + ... + 11153689.
It is an arithmetic number, because the mean of its divisors is an integer number (66922074).
Almost surely, 2245380927 is an apocalyptic number.
245380927 is a deficient number, since it is larger than the sum of its proper divisors (22307369).
245380927 is a wasteful number, since it uses less digits than its factorization.
245380927 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22307368.
The product of its (nonzero) digits is 120960, while the sum is 40.
The square root of 245380927 is about 15664.6393830180. The cubic root of 245380927 is about 626.0566037749.
The spelling of 245380927 in words is "two hundred forty-five million, three hundred eighty thousand, nine hundred twenty-seven".
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